Quaternary ammonium salts

Ammonium salts in which a nitrogen atom (with a +1 formal charge) has four carbon-nitrogen single bonds; this nitrogen could be bonded to four functional groups containing carbon.

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Tetraethylammonium tetrafluoroborate, 99%

CAS: 429-06-1 Molecular Formula: C8H20BF4N Molecular Weight (g/mol): 217.06 MDL Number: MFCD00011827 InChI Key: XJRAKUDXACGCHA-UHFFFAOYSA-N Synonym: tetraethylammonium tetrafluoroborate,tetraethylazanium tetrafluoroborate,tetraethylammoniumtetrafluoroborate,acmc-1ago3,ksc238k1t,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-1:1,tetraethyl ammonium tetrafluoroborate,tetraethylammonium tetra fluoro borate PubChem CID: 2724277 IUPAC Name: tetraethylazanium;tetrafluoroborate SMILES: F[B-](F)(F)F.CC[N+](CC)(CC)CC

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Specifications

PubChem CID	2724277
CAS	429-06-1
Molecular Weight (g/mol)	217.06
MDL Number	MFCD00011827
SMILES	F[B-](F)(F)F.CC[N+](CC)(CC)CC
Synonym	tetraethylammonium tetrafluoroborate,tetraethylazanium tetrafluoroborate,tetraethylammoniumtetrafluoroborate,acmc-1ago3,ksc238k1t,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-,ethanaminium, n,n,n-triethyl-, tetrafluoroborate 1-1:1,tetraethyl ammonium tetrafluoroborate,tetraethylammonium tetra fluoro borate
IUPAC Name	tetraethylazanium;tetrafluoroborate
InChI Key	XJRAKUDXACGCHA-UHFFFAOYSA-N
Molecular Formula	C8H20BF4N

Tetraethylammonium bromide, 98%

CAS: 71-91-0 Molecular Formula: C₈H₂₀BrN Molecular Weight (g/mol): 210.16 MDL Number: MFCD00011825 InChI Key: HWCKGOZZJDHMNC-UHFFFAOYSA-M Synonym: tetraethylammonium bromide,teab,tea bromide,tetrylammonium bromide,sympatektoman,tetranium,etylon,bromethyl,beparon,etambro PubChem CID: 6285 IUPAC Name: tetraethylazanium;bromide SMILES: CC[N+](CC)(CC)CC.[Br-]

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Specifications

PubChem CID	6285
CAS	71-91-0
Molecular Weight (g/mol)	210.16
MDL Number	MFCD00011825
SMILES	CC[N+](CC)(CC)CC.[Br-]
Synonym	tetraethylammonium bromide,teab,tea bromide,tetrylammonium bromide,sympatektoman,tetranium,etylon,bromethyl,beparon,etambro
IUPAC Name	tetraethylazanium;bromide
InChI Key	HWCKGOZZJDHMNC-UHFFFAOYSA-M
Molecular Formula	C₈H₂₀BrN

Tetrabutylammonium Hydroxide, Titrant (0.4M in H₂O), HPLC Grade, J.T. Baker™

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Polyquaternium 1, TRC

CAS: 75345-27-6 Molecular Formula: (C6H12ClN)n.C16H36Cl2N2O6 Molecular Weight (g/mol): 556.99 Synonym: α-[4-[Tris(2-hydroxyethyl)ammonio]-2-buten-1-yl]-ω-[tris(2-hydroxyethyl)ammonio]poly[(dimethyliminio)-2-butene-1,4-diyl Chloride] Chloride,Onamer M,Onyxsperse 12S,Polidronium Chloride,Polyquad,Polyquat 1; IUPAC Name: dimethyl-bis[(E)-4-[tris(2-hydroxyethyl)azaniumyl]but-2-enyl]azanium;trichloride SMILES: C[N+](C/C=C/C[N+](CCO)(CCO)CCO)(C/C=C/C[N+](CCO)(CCO)CCO)C.[Cl-].[Cl-].[Cl-]

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Specifications

CAS	75345-27-6
Molecular Weight (g/mol)	556.99
SMILES	C[N+](C/C=C/C[N+](CCO)(CCO)CCO)(C/C=C/C[N+](CCO)(CCO)CCO)C.[Cl-].[Cl-].[Cl-]
Synonym	α-[4-[Tris(2-hydroxyethyl)ammonio]-2-buten-1-yl]-ω-[tris(2-hydroxyethyl)ammonio]poly[(dimethyliminio)-2-butene-1,4-diyl Chloride] Chloride,Onamer M,Onyxsperse 12S,Polidronium Chloride,Polyquad,Polyquat 1;
IUPAC Name	dimethyl-bis[(E)-4-[tris(2-hydroxyethyl)azaniumyl]but-2-enyl]azanium;trichloride
Molecular Formula	(C6H12ClN)n.C16H36Cl2N2O6

Tetrabutylammonium hydroxide, 40 wt.% (1.5M) solution in water

CAS: 2052-49-5 | C16H37NO | 259.48 g/mol

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Specifications

Linear Formula	[CH₃(CH₂)₃]₄NOH
Molecular Weight (g/mol)	259.48
InChI Key	VDZOOKBUILJEDG-UHFFFAOYSA-M
Density	0.9950g/mL
PubChem CID	2723671
Name Note	40 wt.% Solution in Water
Percent Purity	38 to 42% (Total base)
Fieser	05,645; 11,500
Formula Weight	259.46
Boiling Point	>100.0°C
Color	White to Yellow
Physical Form	Crystals or Powder
Chemical Name or Material	Tetrabutylammonium hydroxide
SMILES	[OH-].CCCC[N+](CCCC)(CCCC)CCCC
CAS	7732-18-5
Health Hazard 3	GHS P Statement Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with wat
MDL Number	MFCD00009425
Health Hazard 2	GHS H Statement Causes severe skin burns and eye damage. Harmful if swallowed.
Solubility Information	Solubility in water: soluble.
Packaging	Plastic bottle
Health Hazard 1	GHS Signal Word: Danger
Synonym	tetrabutylammonium hydroxide,tetra-n-butylammonium hydroxide,tetrabutylazanium hydroxide,tetrabutylammoniumhydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide,ammonium, tetrabutyl-, hydroxide,n,n,n-tributyl-1-butanaminium hydroxide,tetra n-butyl ammonium hydroxide,tetra-n-butyl ammonium hydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide 1:1
IUPAC Name	tetrabutylazanium;hydroxide
Beilstein	04, II, 634
Molecular Formula	C16H37NO
EINECS Number	218-147-6
Specific Gravity	0.995

Myristyltrimethylammonium bromide, 99%

CAS: 1119-97-7 Molecular Formula: C17H38BrN Molecular Weight (g/mol): 336.40 MDL Number: MFCD00011770 InChI Key: CXRFDZFCGOPDTD-UHFFFAOYSA-M Synonym: cetrimide,tetradecyltrimethylammonium bromide,myristyltrimethylammonium bromide,tetradonium bromide,n,n,n-trimethyltetradecan-1-aminium bromide,tetradecyl trimethyl ammonium bromide,myrtrimonium bromide,mytab,mitmab,morpan t PubChem CID: 14250 ChEBI: CHEBI:3565 IUPAC Name: trimethyl(tetradecyl)azanium;bromide SMILES: [Br-].CCCCCCCCCCCCCC[N+](C)(C)C

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Specifications

PubChem CID	14250
CAS	1119-97-7
Molecular Weight (g/mol)	336.40
ChEBI	CHEBI:3565
MDL Number	MFCD00011770
SMILES	[Br-].CCCCCCCCCCCCCC[N+](C)(C)C
Synonym	cetrimide,tetradecyltrimethylammonium bromide,myristyltrimethylammonium bromide,tetradonium bromide,n,n,n-trimethyltetradecan-1-aminium bromide,tetradecyl trimethyl ammonium bromide,myrtrimonium bromide,mytab,mitmab,morpan t
IUPAC Name	trimethyl(tetradecyl)azanium;bromide
InChI Key	CXRFDZFCGOPDTD-UHFFFAOYSA-M
Molecular Formula	C17H38BrN

Tetramethylammonium hydroxide, 25% w/w aq. soln., Electronic Grade, 99.9999% (metals basis)

CAS: 75-59-2 Molecular Formula: C4H13NO Molecular Weight (g/mol): 91.154 MDL Number: MFCD00008280 InChI Key: WGTYBPLFGIVFAS-UHFFFAOYSA-M Synonym: tetramethylammonium hydroxide,tmah,hydroxyde de tetramethylammonium,nmw-w,nmd 3,tetramethyl ammonium hydroxide,unii-5gkp7317q2,ammonium, tetramethyl-, hydroxide,methanaminium, n,n,n-trimethyl-, hydroxide,tetramethylammoniumhydroxide PubChem CID: 60966 IUPAC Name: tetramethylazanium;hydroxide SMILES: C[N+](C)(C)C.[OH-]

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Specifications

PubChem CID	60966
CAS	75-59-2
Molecular Weight (g/mol)	91.154
MDL Number	MFCD00008280
SMILES	C[N+](C)(C)C.[OH-]
Synonym	tetramethylammonium hydroxide,tmah,hydroxyde de tetramethylammonium,nmw-w,nmd 3,tetramethyl ammonium hydroxide,unii-5gkp7317q2,ammonium, tetramethyl-, hydroxide,methanaminium, n,n,n-trimethyl-, hydroxide,tetramethylammoniumhydroxide
IUPAC Name	tetramethylazanium;hydroxide
InChI Key	WGTYBPLFGIVFAS-UHFFFAOYSA-M
Molecular Formula	C4H13NO

Tetramethylammonium chloride, 98+%

CAS: 75-57-0 Molecular Formula: C₄H₁₂ClN Molecular Weight (g/mol): 109.6 MDL Number: MFCD00011628 InChI Key: OKIZCWYLBDKLSU-UHFFFAOYSA-M Synonym: tetramethylammonium chloride,tetramethyl ammonium chloride,tetramine chloride,usaf an-8,n,n,n-trimethylmethanaminium chloride,methanaminium, n,n,n-trimethyl-, chloride,unii-dcq9s88703,tetramethylazanium chloride,ammonium, tetramethyl-, chloride,tetramethylammonium chloride tmacl PubChem CID: 6379 ChEBI: CHEBI:7070 IUPAC Name: tetramethylazanium;chloride SMILES: C[N+](C)(C)C.[Cl-]

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Specifications

PubChem CID	6379
CAS	75-57-0
Molecular Weight (g/mol)	109.6
ChEBI	CHEBI:7070
MDL Number	MFCD00011628
SMILES	C[N+](C)(C)C.[Cl-]
Synonym	tetramethylammonium chloride,tetramethyl ammonium chloride,tetramine chloride,usaf an-8,n,n,n-trimethylmethanaminium chloride,methanaminium, n,n,n-trimethyl-, chloride,unii-dcq9s88703,tetramethylazanium chloride,ammonium, tetramethyl-, chloride,tetramethylammonium chloride tmacl
IUPAC Name	tetramethylazanium;chloride
InChI Key	OKIZCWYLBDKLSU-UHFFFAOYSA-M
Molecular Formula	C₄H₁₂ClN

Tetramethylammonium hydroxide pentahydrate, 98%

CAS: 10424-65-4 Molecular Formula: C4H23NO6 Molecular Weight (g/mol): 181.23 MDL Number: MFCD00149566 InChI Key: MYXKPFMQWULLOH-UHFFFAOYSA-M Synonym: tetramethylammonium hydroxide pentahydrate,b2hkt2lckq,unii-b2hkt2lckq,methanaminium, n,n,n-trimethyl-, hydroxide, pentahydrate,tmaoh,tetramethylammoniumhydroxid,tetrametanoamonio hydroxido,tetrametiloamonio hydroxido,methanaminium, n,n,n-trimethyl-, hydroxide, hydrate 1:1:5,acmc-2098bm PubChem CID: 82620 IUPAC Name: tetramethylazanium;hydroxide;pentahydrate SMILES: O.O.O.O.O.[OH-].C[N+](C)(C)C

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Specifications

PubChem CID	82620
CAS	10424-65-4
Molecular Weight (g/mol)	181.23
MDL Number	MFCD00149566
SMILES	O.O.O.O.O.[OH-].C[N+](C)(C)C
Synonym	tetramethylammonium hydroxide pentahydrate,b2hkt2lckq,unii-b2hkt2lckq,methanaminium, n,n,n-trimethyl-, hydroxide, pentahydrate,tmaoh,tetramethylammoniumhydroxid,tetrametanoamonio hydroxido,tetrametiloamonio hydroxido,methanaminium, n,n,n-trimethyl-, hydroxide, hydrate 1:1:5,acmc-2098bm
IUPAC Name	tetramethylazanium;hydroxide;pentahydrate
InChI Key	MYXKPFMQWULLOH-UHFFFAOYSA-M
Molecular Formula	C4H23NO6

Tetra-n-butylammonium hydroxide, 1.0M in methanol

CAS: 2052-49-5 Molecular Formula: C16H37NO Molecular Weight (g/mol): 259.48 MDL Number: MFCD00009425 InChI Key: VDZOOKBUILJEDG-UHFFFAOYSA-M Synonym: tetrabutylammonium hydroxide,tetra-n-butylammonium hydroxide,tetrabutylazanium hydroxide,tetrabutylammoniumhydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide,ammonium, tetrabutyl-, hydroxide,n,n,n-tributyl-1-butanaminium hydroxide,tetra n-butyl ammonium hydroxide,tetra-n-butyl ammonium hydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide 1:1 PubChem CID: 2723671 SMILES: [OH-].CCCC[N+](CCCC)(CCCC)CCCC

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Specifications

PubChem CID	2723671
CAS	2052-49-5
Molecular Weight (g/mol)	259.48
MDL Number	MFCD00009425
SMILES	[OH-].CCCC[N+](CCCC)(CCCC)CCCC
Synonym	tetrabutylammonium hydroxide,tetra-n-butylammonium hydroxide,tetrabutylazanium hydroxide,tetrabutylammoniumhydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide,ammonium, tetrabutyl-, hydroxide,n,n,n-tributyl-1-butanaminium hydroxide,tetra n-butyl ammonium hydroxide,tetra-n-butyl ammonium hydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide 1:1
InChI Key	VDZOOKBUILJEDG-UHFFFAOYSA-M
Molecular Formula	C16H37NO

Tetrabutylammonium hydrogen sulfate, 99%, extra pure

CAS: 32503-27-8 Molecular Formula: C16H37NO4S Molecular Weight (g/mol): 339.54 MDL Number: MFCD00011637 InChI Key: SHFJWMWCIHQNCP-UHFFFAOYSA-M Synonym: tetrabutylammonium hydrogen sulfate,tetrabutylammonium hydrogensulfate,tetrabutylammonium bisulfate,tetra-n-butylammonium hydrogen sulfate,tbahs,tetrabutylammonium sulfate 1:1,1-butanaminium, n,n,n-tributyl-, sulfate 1:1,tetrabutylammonium hydrogen sulphate,tetrabutylazanium hydrogen sulfate,ipc-tba-hs PubChem CID: 94433 IUPAC Name: hydrogen sulfate;tetrabutylazanium SMILES: OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC

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Specifications

PubChem CID	94433
CAS	32503-27-8
Molecular Weight (g/mol)	339.54
MDL Number	MFCD00011637
SMILES	OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC
Synonym	tetrabutylammonium hydrogen sulfate,tetrabutylammonium hydrogensulfate,tetrabutylammonium bisulfate,tetra-n-butylammonium hydrogen sulfate,tbahs,tetrabutylammonium sulfate 1:1,1-butanaminium, n,n,n-tributyl-, sulfate 1:1,tetrabutylammonium hydrogen sulphate,tetrabutylazanium hydrogen sulfate,ipc-tba-hs
IUPAC Name	hydrogen sulfate;tetrabutylazanium
InChI Key	SHFJWMWCIHQNCP-UHFFFAOYSA-M
Molecular Formula	C16H37NO4S

Tetrabutylammonium phosphate monobasic, 99%, HPLC grade

CAS: 5574-97-0 Molecular Formula: C16H38NO4P Molecular Weight (g/mol): 339.46 MDL Number: MFCD00064526 InChI Key: ARRNBPCNZJXHRJ-UHFFFAOYSA-M Synonym: tetrabutylammonium dihydrogen phosphate,tetrabutylammonium phosphate,tetrabutylammonium dihydrogenphosphate,1-butanaminium, n,n,n-tributyl-, phosphate 1:1,tetra-n-butylammonium phosphate,tetrabutylazanium dihydrogen phosphate,dihydrogen phosphate; tetrabutylazanium,dihydrogen phosphate; tetrabutylammonium,tetrabutyl ammonium dihydrogen phosphate,tetrabutylammonium ion dihydrogenphosphate ion PubChem CID: 2735142 IUPAC Name: dihydrogen phosphate;tetrabutylazanium SMILES: OP(O)([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC

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Specifications

PubChem CID	2735142
CAS	5574-97-0
Molecular Weight (g/mol)	339.46
MDL Number	MFCD00064526
SMILES	OP(O)([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC
Synonym	tetrabutylammonium dihydrogen phosphate,tetrabutylammonium phosphate,tetrabutylammonium dihydrogenphosphate,1-butanaminium, n,n,n-tributyl-, phosphate 1:1,tetra-n-butylammonium phosphate,tetrabutylazanium dihydrogen phosphate,dihydrogen phosphate; tetrabutylazanium,dihydrogen phosphate; tetrabutylammonium,tetrabutyl ammonium dihydrogen phosphate,tetrabutylammonium ion dihydrogenphosphate ion
IUPAC Name	dihydrogen phosphate;tetrabutylazanium
InChI Key	ARRNBPCNZJXHRJ-UHFFFAOYSA-M
Molecular Formula	C16H38NO4P

(1-Hexadecyl)trimethylammonium bromide, 98%

CAS: 57-09-0 Molecular Formula: C19H42BrN Molecular Weight (g/mol): 364.46 MDL Number: MFCD00011772 InChI Key: LZZYPRNAOMGNLH-UHFFFAOYSA-M Synonym: cetrimonium bromide,cetyltrimethylammonium bromide,hexadecyltrimethylammonium bromide,ctab,centimide,cetab,bromat,ctmab,cee dee,cetavlon PubChem CID: 5974 ChEBI: CHEBI:3567 SMILES: [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C

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Specifications

PubChem CID	5974
CAS	57-09-0
Molecular Weight (g/mol)	364.46
ChEBI	CHEBI:3567
MDL Number	MFCD00011772
SMILES	[Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C
Synonym	cetrimonium bromide,cetyltrimethylammonium bromide,hexadecyltrimethylammonium bromide,ctab,centimide,cetab,bromat,ctmab,cee dee,cetavlon
InChI Key	LZZYPRNAOMGNLH-UHFFFAOYSA-M
Molecular Formula	C19H42BrN

Tetrabutylammonium hydroxide, 40 wt.% solution in methanol

CAS: 2052-49-5 | C16H37NO | 259.48 g/mol

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Specifications

Linear Formula	[CH₃(CH₂)₃]₄NOH
Molecular Weight (g/mol)	259.48
InChI Key	VDZOOKBUILJEDG-UHFFFAOYSA-M
Density	0.9100g/mL
PubChem CID	2723671
Name Note	40 wt.% solution in methanol
Percent Purity	≥40%
Fieser	05,645; 11,500
Formula Weight	259.46
Melting Point	-98.0°C
Boiling Point	65.0°C
Color	Colorless to Yellow
Physical Form	Solution
Chemical Name or Material	Tetrabutylammonium hydroxide
SMILES	[OH-].CCCC[N+](CCCC)(CCCC)CCCC
CAS	67-56-1
Health Hazard 3	GHS P Statement Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove conta
MDL Number	MFCD00009425
Health Hazard 2	GHS H Statement Toxic in contact with skin. Toxic if swallowed. Causes severe skin burns and eye damage. Toxic if inhaled. Causes damage to organs. Highly flammable liquid and vapor.
Solubility Information	Solubility in water: soluble
Packaging	Glass bottle
Flash Point	12°C
Health Hazard 1	GHS Signal Word: Danger
Synonym	tetrabutylammonium hydroxide,tetra-n-butylammonium hydroxide,tetrabutylazanium hydroxide,tetrabutylammoniumhydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide,ammonium, tetrabutyl-, hydroxide,n,n,n-tributyl-1-butanaminium hydroxide,tetra n-butyl ammonium hydroxide,tetra-n-butyl ammonium hydroxide,1-butanaminium, n,n,n-tributyl-, hydroxide 1:1
IUPAC Name	tetrabutylazanium;hydroxide
Beilstein	04, II, 634
Molecular Formula	C16H37NO
EINECS Number	218-147-6
Specific Gravity	0.91

Benzalkonium chloride, 50% w/w aq. soln.

CAS: 63449-41-2 Molecular Formula: C21H38ClN Molecular Weight (g/mol): 339.99 MDL Number: MFCD00137276 InChI Key: JBIROUFYLSSYDX-UHFFFAOYSA-M Synonym: benzyldimethyldecylammonium chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride 1:1,quaternary ammonium compounds, benzyl-c8-18-alkyldimethyl, chlorides,roccal,benzyl decyl dimethylazanium chloride,tret-o-lite xc 511,ccris 4586,benzyl decyl dimethylammonium chloride,c8-18-alkydimethylbenzyl ammonium chlorides PubChem CID: 13762 IUPAC Name: benzyl-decyl-dimethylazanium;chloride SMILES: [Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1

Pricing and Availability
Specifications

PubChem CID	13762
CAS	63449-41-2
Molecular Weight (g/mol)	339.99
MDL Number	MFCD00137276
SMILES	[Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1
Synonym	benzyldimethyldecylammonium chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride,benzenemethanaminium, n-decyl-n,n-dimethyl-, chloride 1:1,quaternary ammonium compounds, benzyl-c8-18-alkyldimethyl, chlorides,roccal,benzyl decyl dimethylazanium chloride,tret-o-lite xc 511,ccris 4586,benzyl decyl dimethylammonium chloride,c8-18-alkydimethylbenzyl ammonium chlorides
IUPAC Name	benzyl-decyl-dimethylazanium;chloride
InChI Key	JBIROUFYLSSYDX-UHFFFAOYSA-M
Molecular Formula	C21H38ClN

Quaternary ammonium salts

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Tetrabutylammonium phosphate monobasic, 99%, HPLC grade Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

Tetrabutylammonium phosphate monobasic, 99%, HPLC grade